129601980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10141}}^1$

素因数の和:10227

約数の個数: 72

約数和(自身を含む): 398702304

約数和(自身を除く): 269100324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 10141, 12780, 20282, 30423, 40564, 50705, 60846, 91269, 101410, 121692, 152115, 182538, 202820, 304230, 365076, 456345, 608460, 720011, 912690, 1440022, 1825380, 2160033, 2880044, 3600055, 4320066, 6480099, 7200110, 8640132, 10800165, 12960198, 14400220, 21600330, 25920396, 32400495, 43200660, 64800990, 129601980]

約数ペア:

[(1, 129601980), (2, 64800990), (3, 43200660), (4, 32400495), (5, 25920396), (6, 21600330), (9, 14400220), (10, 12960198), (12, 10800165), (15, 8640132), (18, 7200110), (20, 6480099), (30, 4320066), (36, 3600055), (45, 2880044), (60, 2160033), (71, 1825380), (90, 1440022), (142, 912690), (180, 720011), (213, 608460), (284, 456345), (355, 365076), (426, 304230), (639, 202820), (710, 182538), (852, 152115), (1065, 121692), (1278, 101410), (1420, 91269), (2130, 60846), (2556, 50705), (3195, 40564), (4260, 30423), (6390, 20282), (10141, 12780)]